This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A with an inside diameter of 7 mm (0.276 in), a cross section of 1.8 mm (0.071 in), and an outside diameter of 10.6 mm (0.42 in), catalogued under part number H1.8X7. It creates a positive seal at flange, piston and rod interfaces without added hardware.
It resists greases and lubricants, petroleum-based oils, and water. Buna-N (Nitrile) delivers reliable performance in both static and dynamic service, strong abrasion and tear resistance. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). It should not be specified for service in strong acids or polar solvents.
It sees regular use in fluid power, construction equipment, and agricultural equipment.
This item is sold individually under part number H1.8X7. Unit weight is approximately 0.0859 g. Check the compound against your process media, pressure and temperature before committing to a design. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
description 1.8MM CS X 7MM ID BLACK BUNA 70D
uf_description2 METRIC O-RING
Actual_OD 10.6 mm (0.42 inch)
Actual_CS 1.8 mm (0.071 inch)
Actual_ID 7 mm (0.276 inch)
ProductCode Description O-Rings - Metric - Commodity